diff options
Diffstat (limited to 'contrib/groff/libgroff')
32 files changed, 0 insertions, 3338 deletions
diff --git a/contrib/groff/libgroff/Makefile.sub b/contrib/groff/libgroff/Makefile.sub deleted file mode 100644 index 5ce0691af5a8..000000000000 --- a/contrib/groff/libgroff/Makefile.sub +++ /dev/null @@ -1,84 +0,0 @@ -LIB=groff -OBJS=\ - assert.o \ - change_lf.o \ - cmap.o \ - cset.o \ - device.o \ - errarg.o \ - error.o \ - fatal.o \ - filename.o \ - font.o \ - fontfile.o \ - getopt.o \ - getopt1.o \ - htmlindicate.o \ - illegal.o \ - lf.o \ - lineno.o \ - macropath.o \ - nametoindex.o \ - new.o \ - prime.o \ - progname.o \ - ptable.o \ - searchpath.o \ - string.o \ - strsave.o \ - tmpfile.o \ - iftoa.o \ - itoa.o \ - matherr.o \ - version.o \ - $(LIBOBJS) -CCSRCS=\ - $(srcdir)/assert.cc \ - $(srcdir)/change_lf.cc \ - $(srcdir)/cmap.cc \ - $(srcdir)/cset.cc \ - $(srcdir)/device.cc \ - $(srcdir)/errarg.cc \ - $(srcdir)/error.cc \ - $(srcdir)/fatal.cc \ - $(srcdir)/filename.cc \ - $(srcdir)/font.cc \ - $(srcdir)/fontfile.cc \ - $(srcdir)/htmlindicate.cc \ - $(srcdir)/illegal.cc \ - $(srcdir)/lf.cc \ - $(srcdir)/lineno.cc \ - $(srcdir)/macropath.cc \ - $(srcdir)/nametoindex.cc \ - $(srcdir)/new.cc \ - $(srcdir)/prime.cc \ - $(srcdir)/progname.cc \ - $(srcdir)/ptable.cc \ - $(srcdir)/searchpath.cc \ - $(srcdir)/string.cc \ - $(srcdir)/strsave.cc \ - $(srcdir)/tmpfile.cc \ - version.cc -CSRCS=\ - $(srcdir)/fmod.c \ - $(srcdir)/getcwd.c \ - $(srcdir)/getopt.c \ - $(srcdir)/getopt1.c \ - $(srcdir)/iftoa.c \ - $(srcdir)/itoa.c \ - $(srcdir)/matherr.c \ - $(srcdir)/putenv.c \ - $(srcdir)/strerror.c \ - $(srcdir)/strtol.c -GENSRCS=\ - version.cc - -version=`cat $(top_srcdir)/VERSION` -revision=`cat $(top_srcdir)/REVISION` - -version.cc: $(top_srcdir)/VERSION $(top_srcdir)/REVISION - @echo Making version.cc - @echo const char \*version_string = \"$(version)\"\; >$@ - @echo const char \*revision_string = \"$(revision)\"\; >>$@ - @echo const char \*Version_string = \"$(version).$(revision)\"\; | \ - sed -e 's/\.0\"/\"/' >>$@ diff --git a/contrib/groff/libgroff/assert.cc b/contrib/groff/libgroff/assert.cc deleted file mode 100644 index 89742e32cbb1..000000000000 --- a/contrib/groff/libgroff/assert.cc +++ /dev/null @@ -1,34 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include <stdlib.h> -#include "assert.h" - -extern const char *program_name; - -void assertion_failed(int lineno, const char *filename) -{ - if (program_name != 0) - fprintf(stderr, "%s: ", program_name); - fprintf(stderr, "Failed assertion at line %d, file `%s'.\n", - lineno, filename); - fflush(stderr); - abort(); -} diff --git a/contrib/groff/libgroff/change_lf.cc b/contrib/groff/libgroff/change_lf.cc deleted file mode 100644 index 2e44af1d5749..000000000000 --- a/contrib/groff/libgroff/change_lf.cc +++ /dev/null @@ -1,37 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <string.h> - -extern char *strsave(const char *); - -extern const char *current_filename; -extern int current_lineno; - -void change_filename(const char *f) -{ - if (current_filename != 0 && strcmp(current_filename, f) == 0) - return; - current_filename = strsave(f); -} - -void change_lineno(int ln) -{ - current_lineno = ln; -} diff --git a/contrib/groff/libgroff/device.cc b/contrib/groff/libgroff/device.cc deleted file mode 100644 index 7efbfef25a2d..000000000000 --- a/contrib/groff/libgroff/device.cc +++ /dev/null @@ -1,36 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdlib.h> -#include "device.h" -#include "defs.h" - -const char *device = DEVICE; - -struct device_init { - device_init(); -} _device_init; - -device_init::device_init() -{ - char *tem = getenv("GROFF_TYPESETTER"); - if (tem) - device = tem; -} diff --git a/contrib/groff/libgroff/errarg.cc b/contrib/groff/libgroff/errarg.cc deleted file mode 100644 index be4d3dc9d31b..000000000000 --- a/contrib/groff/libgroff/errarg.cc +++ /dev/null @@ -1,118 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include "assert.h" -#include "errarg.h" - -errarg::errarg(const char *p) : type(STRING) -{ - s = p ? p : "(null)"; -} - -errarg::errarg() : type(EMPTY) -{ -} - -errarg::errarg(unsigned char cc) : type(CHAR) -{ - c = cc; -} - -errarg::errarg(int nn) : type(INTEGER) -{ - n = nn; -} - -errarg::errarg(char cc) : type(CHAR) -{ - c = cc; -} - -errarg::errarg(double dd) : type(DOUBLE) -{ - d = dd; -} - -int errarg::empty() const -{ - return type == EMPTY; -} - -extern "C" { - const char *i_to_a(int); -} - -void errarg::print() const -{ - switch (type) { - case INTEGER: - fputs(i_to_a(n), stderr); - break; - case CHAR: - putc(c, stderr); - break; - case STRING: - fputs(s, stderr); - break; - case DOUBLE: - fprintf(stderr, "%g", d); - break; - case EMPTY: - break; - } -} - -errarg empty_errarg; - -void errprint(const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - assert(format != 0); - char c; - while ((c = *format++) != '\0') { - if (c == '%') { - c = *format++; - switch(c) { - case '%': - fputc('%', stderr); - break; - case '1': - assert(!arg1.empty()); - arg1.print(); - break; - case '2': - assert(!arg2.empty()); - arg2.print(); - break; - case '3': - assert(!arg3.empty()); - arg3.print(); - break; - default: - assert(0); - } - } - else - putc(c, stderr); - } -} diff --git a/contrib/groff/libgroff/error.cc b/contrib/groff/libgroff/error.cc deleted file mode 100644 index 53fd629845fc..000000000000 --- a/contrib/groff/libgroff/error.cc +++ /dev/null @@ -1,137 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "errarg.h" -#include "error.h" - -extern void fatal_error_exit(); - -enum error_type { WARNING, ERROR, FATAL }; - -static void do_error_with_file_and_line(const char *filename, int lineno, - error_type type, - const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - int need_space = 0; - if (program_name) { - fprintf(stderr, "%s:", program_name); - need_space = 1; - } - if (lineno >= 0 && filename != 0) { - if (strcmp(filename, "-") == 0) - filename = "<standard input>"; - fprintf(stderr, "%s:%d:", filename, lineno); - need_space = 1; - } - switch (type) { - case FATAL: - fputs("fatal error:", stderr); - need_space = 1; - break; - case ERROR: - break; - case WARNING: - fputs("warning:", stderr); - need_space = 1; - break; - } - if (need_space) - fputc(' ', stderr); - errprint(format, arg1, arg2, arg3); - fputc('\n', stderr); - fflush(stderr); - if (type == FATAL) - fatal_error_exit(); -} - - -static void do_error(error_type type, - const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - do_error_with_file_and_line(current_filename, current_lineno, - type, format, arg1, arg2, arg3); -} - - -void error(const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - do_error(ERROR, format, arg1, arg2, arg3); -} - -void warning(const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - do_error(WARNING, format, arg1, arg2, arg3); -} - -void fatal(const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - do_error(FATAL, format, arg1, arg2, arg3); -} - -void error_with_file_and_line(const char *filename, - int lineno, - const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - do_error_with_file_and_line(filename, lineno, - ERROR, format, arg1, arg2, arg3); -} - -void warning_with_file_and_line(const char *filename, - int lineno, - const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - do_error_with_file_and_line(filename, lineno, - WARNING, format, arg1, arg2, arg3); -} - -void fatal_with_file_and_line(const char *filename, - int lineno, - const char *format, - const errarg &arg1, - const errarg &arg2, - const errarg &arg3) -{ - do_error_with_file_and_line(filename, lineno, - FATAL, format, arg1, arg2, arg3); -} diff --git a/contrib/groff/libgroff/fatal.cc b/contrib/groff/libgroff/fatal.cc deleted file mode 100644 index 42560dcaf5e7..000000000000 --- a/contrib/groff/libgroff/fatal.cc +++ /dev/null @@ -1,27 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdlib.h> - -#define FATAL_ERROR_EXIT_CODE 3 - -void fatal_error_exit() -{ - exit(FATAL_ERROR_EXIT_CODE); -} diff --git a/contrib/groff/libgroff/filename.cc b/contrib/groff/libgroff/filename.cc deleted file mode 100644 index 1cbaa93dddfc..000000000000 --- a/contrib/groff/libgroff/filename.cc +++ /dev/null @@ -1 +0,0 @@ -const char *current_filename = 0; diff --git a/contrib/groff/libgroff/fmod.c b/contrib/groff/libgroff/fmod.c deleted file mode 100644 index 818f946edc04..000000000000 --- a/contrib/groff/libgroff/fmod.c +++ /dev/null @@ -1,28 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <math.h> - -double fmod(x, y) - double x, y; -{ - double quot = x/y; - return x - (quot < 0.0 ? ceil(quot) : floor(quot)) * y; -} - diff --git a/contrib/groff/libgroff/fontfile.cc b/contrib/groff/libgroff/fontfile.cc deleted file mode 100644 index fa87b861f955..000000000000 --- a/contrib/groff/libgroff/fontfile.cc +++ /dev/null @@ -1,66 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include <string.h> -#include <assert.h> -#include <stdlib.h> -#include <errno.h> -#include "font.h" -#include "lib.h" -#include "searchpath.h" -#include "device.h" -#include "defs.h" - -const char *const FONT_ENV_VAR = "GROFF_FONT_PATH"; - -static search_path font_path(FONT_ENV_VAR, FONTPATH); - -int font::res = 0; -int font::hor = 1; -int font::vert = 1; -int font::unitwidth = 0; -int font::paperwidth = 0; -int font::paperlength = 0; -int font::biggestfont = 0; -int font::spare2 = 0; -int font::sizescale = 1; -int font::tcommand = 0; -int font::pass_filenames = 0; -int font::use_charnames_in_special = 0; -const char **font::font_name_table = 0; -int *font::sizes = 0; -const char *font::family = 0; -const char **font::style_table = 0; -FONT_COMMAND_HANDLER font::unknown_desc_command_handler = 0; - -void font::command_line_font_dir(const char *dir) -{ - font_path.command_line_dir(dir); -} - -FILE *font::open_file(const char *name, char **pathp) -{ - char *filename = new char[strlen(name) + strlen(device) + 5]; - sprintf(filename, "dev%s/%s", device, name); - FILE *fp = font_path.open_file(filename, pathp); - a_delete filename; - return fp; -} diff --git a/contrib/groff/libgroff/getcwd.c b/contrib/groff/libgroff/getcwd.c deleted file mode 100644 index 208e81118530..000000000000 --- a/contrib/groff/libgroff/getcwd.c +++ /dev/null @@ -1,38 +0,0 @@ -/* Partial emulation of getcwd in terms of getwd. */ - -#include <sys/param.h> -#include <string.h> -#include <errno.h> -#ifndef errno -extern int errno; -#endif - -char *getwd(); - -char *getcwd(buf, size) - char *buf; - int size; /* POSIX says this should be size_t */ -{ - if (size <= 0) { - errno = EINVAL; - return 0; - } - else { - char mybuf[MAXPATHLEN]; - int saved_errno = errno; - - errno = 0; - if (!getwd(mybuf)) { - if (errno == 0) - ; /* what to do? */ - return 0; - } - errno = saved_errno; - if (strlen(mybuf) + 1 > size) { - errno = ERANGE; - return 0; - } - strcpy(buf, mybuf); - return buf; - } -} diff --git a/contrib/groff/libgroff/getopt.c b/contrib/groff/libgroff/getopt.c deleted file mode 100644 index 4744e43390ac..000000000000 --- a/contrib/groff/libgroff/getopt.c +++ /dev/null @@ -1,1055 +0,0 @@ -/* Getopt for GNU. - NOTE: getopt is now part of the C library, so if you don't know what - "Keep this file name-space clean" means, talk to drepper@gnu.org - before changing it! - - Copyright (C) 1987, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 2000 - Free Software Foundation, Inc. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* This tells Alpha OSF/1 not to define a getopt prototype in <stdio.h>. - Ditto for AIX 3.2 and <stdlib.h>. */ -#ifndef _NO_PROTO -# define _NO_PROTO -#endif - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#if !defined __STDC__ || !__STDC__ -/* This is a separate conditional since some stdc systems - reject `defined (const)'. */ -# ifndef const -# define const -# endif -#endif - -#include <stdio.h> - -/* Comment out all this code if we are using the GNU C Library, and are not - actually compiling the library itself. This code is part of the GNU C - Library, but also included in many other GNU distributions. Compiling - and linking in this code is a waste when using the GNU C library - (especially if it is a shared library). Rather than having every GNU - program understand `configure --with-gnu-libc' and omit the object files, - it is simpler to just do this in the source for each such file. */ - -#define GETOPT_INTERFACE_VERSION 2 -#if !defined _LIBC && defined __GLIBC__ && __GLIBC__ >= 2 -# include <gnu-versions.h> -# if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION -# define ELIDE_CODE -# endif -#endif - -#ifndef ELIDE_CODE - - -/* This needs to come after some library #include - to get __GNU_LIBRARY__ defined. */ -#ifdef __GNU_LIBRARY__ -/* Don't include stdlib.h for non-GNU C libraries because some of them - contain conflicting prototypes for getopt. */ -# include <stdlib.h> -# include <unistd.h> -#endif /* GNU C library. */ - -#ifdef VMS -# include <unixlib.h> -# if HAVE_STRING_H - 0 -# include <string.h> -# endif -#endif - -#ifndef _ -/* This is for other GNU distributions with internationalized messages. - When compiling libc, the _ macro is predefined. */ -# ifdef HAVE_LIBINTL_H -# include <libintl.h> -# define _(msgid) gettext (msgid) -# else -# define _(msgid) (msgid) -# endif -#endif - -/* This version of `getopt' appears to the caller like standard Unix `getopt' - but it behaves differently for the user, since it allows the user - to intersperse the options with the other arguments. - - As `getopt' works, it permutes the elements of ARGV so that, - when it is done, all the options precede everything else. Thus - all application programs are extended to handle flexible argument order. - - Setting the environment variable POSIXLY_CORRECT disables permutation. - Then the behavior is completely standard. - - GNU application programs can use a third alternative mode in which - they can distinguish the relative order of options and other arguments. */ - -#include "getopt.h" - -/* For communication from `getopt' to the caller. - When `getopt' finds an option that takes an argument, - the argument value is returned here. - Also, when `ordering' is RETURN_IN_ORDER, - each non-option ARGV-element is returned here. */ - -char *optarg; - -/* Index in ARGV of the next element to be scanned. - This is used for communication to and from the caller - and for communication between successive calls to `getopt'. - - On entry to `getopt', zero means this is the first call; initialize. - - When `getopt' returns -1, this is the index of the first of the - non-option elements that the caller should itself scan. - - Otherwise, `optind' communicates from one call to the next - how much of ARGV has been scanned so far. */ - -/* 1003.2 says this must be 1 before any call. */ -int optind = 1; - -/* Formerly, initialization of getopt depended on optind==0, which - causes problems with re-calling getopt as programs generally don't - know that. */ - -int __getopt_initialized; - -/* The next char to be scanned in the option-element - in which the last option character we returned was found. - This allows us to pick up the scan where we left off. - - If this is zero, or a null string, it means resume the scan - by advancing to the next ARGV-element. */ - -static char *nextchar; - -/* Callers store zero here to inhibit the error message - for unrecognized options. */ - -int opterr = 1; - -/* Set to an option character which was unrecognized. - This must be initialized on some systems to avoid linking in the - system's own getopt implementation. */ - -int optopt = '?'; - -/* Describe how to deal with options that follow non-option ARGV-elements. - - If the caller did not specify anything, - the default is REQUIRE_ORDER if the environment variable - POSIXLY_CORRECT is defined, PERMUTE otherwise. - - REQUIRE_ORDER means don't recognize them as options; - stop option processing when the first non-option is seen. - This is what Unix does. - This mode of operation is selected by either setting the environment - variable POSIXLY_CORRECT, or using `+' as the first character - of the list of option characters. - - PERMUTE is the default. We permute the contents of ARGV as we scan, - so that eventually all the non-options are at the end. This allows options - to be given in any order, even with programs that were not written to - expect this. - - RETURN_IN_ORDER is an option available to programs that were written - to expect options and other ARGV-elements in any order and that care about - the ordering of the two. We describe each non-option ARGV-element - as if it were the argument of an option with character code 1. - Using `-' as the first character of the list of option characters - selects this mode of operation. - - The special argument `--' forces an end of option-scanning regardless - of the value of `ordering'. In the case of RETURN_IN_ORDER, only - `--' can cause `getopt' to return -1 with `optind' != ARGC. */ - -static enum -{ - REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER -} ordering; - -/* Value of POSIXLY_CORRECT environment variable. */ -static char *posixly_correct; - -#ifdef __GNU_LIBRARY__ -/* We want to avoid inclusion of string.h with non-GNU libraries - because there are many ways it can cause trouble. - On some systems, it contains special magic macros that don't work - in GCC. */ -# include <string.h> -# define my_index strchr -#else - -# if HAVE_STRING_H -# include <string.h> -# else -# include <strings.h> -# endif - -/* Avoid depending on library functions or files - whose names are inconsistent. */ - -#ifndef getenv -extern char *getenv (); -#endif - -static char * -my_index (str, chr) - const char *str; - int chr; -{ - while (*str) - { - if (*str == chr) - return (char *) str; - str++; - } - return 0; -} - -/* If using GCC, we can safely declare strlen this way. - If not using GCC, it is ok not to declare it. */ -#ifdef __GNUC__ -/* Note that Motorola Delta 68k R3V7 comes with GCC but not stddef.h. - That was relevant to code that was here before. */ -# if (!defined __STDC__ || !__STDC__) && !defined strlen -/* gcc with -traditional declares the built-in strlen to return int, - and has done so at least since version 2.4.5. -- rms. */ -extern int strlen (const char *); -# endif /* not __STDC__ */ -#endif /* __GNUC__ */ - -#endif /* not __GNU_LIBRARY__ */ - -/* Handle permutation of arguments. */ - -/* Describe the part of ARGV that contains non-options that have - been skipped. `first_nonopt' is the index in ARGV of the first of them; - `last_nonopt' is the index after the last of them. */ - -static int first_nonopt; -static int last_nonopt; - -#ifdef _LIBC -/* Bash 2.0 gives us an environment variable containing flags - indicating ARGV elements that should not be considered arguments. */ - -/* Defined in getopt_init.c */ -extern char *__getopt_nonoption_flags; - -static int nonoption_flags_max_len; -static int nonoption_flags_len; - -static int original_argc; -static char *const *original_argv; - -/* Make sure the environment variable bash 2.0 puts in the environment - is valid for the getopt call we must make sure that the ARGV passed - to getopt is that one passed to the process. */ -static void -__attribute__ ((unused)) -store_args_and_env (int argc, char *const *argv) -{ - /* XXX This is no good solution. We should rather copy the args so - that we can compare them later. But we must not use malloc(3). */ - original_argc = argc; - original_argv = argv; -} -# ifdef text_set_element -text_set_element (__libc_subinit, store_args_and_env); -# endif /* text_set_element */ - -# define SWAP_FLAGS(ch1, ch2) \ - if (nonoption_flags_len > 0) \ - { \ - char __tmp = __getopt_nonoption_flags[ch1]; \ - __getopt_nonoption_flags[ch1] = __getopt_nonoption_flags[ch2]; \ - __getopt_nonoption_flags[ch2] = __tmp; \ - } -#else /* !_LIBC */ -# define SWAP_FLAGS(ch1, ch2) -#endif /* _LIBC */ - -/* Exchange two adjacent subsequences of ARGV. - One subsequence is elements [first_nonopt,last_nonopt) - which contains all the non-options that have been skipped so far. - The other is elements [last_nonopt,optind), which contains all - the options processed since those non-options were skipped. - - `first_nonopt' and `last_nonopt' are relocated so that they describe - the new indices of the non-options in ARGV after they are moved. */ - -#if defined __STDC__ && __STDC__ -static void exchange (char **); -#endif - -static void -exchange (argv) - char **argv; -{ - int bottom = first_nonopt; - int middle = last_nonopt; - int top = optind; - char *tem; - - /* Exchange the shorter segment with the far end of the longer segment. - That puts the shorter segment into the right place. - It leaves the longer segment in the right place overall, - but it consists of two parts that need to be swapped next. */ - -#ifdef _LIBC - /* First make sure the handling of the `__getopt_nonoption_flags' - string can work normally. Our top argument must be in the range - of the string. */ - if (nonoption_flags_len > 0 && top >= nonoption_flags_max_len) - { - /* We must extend the array. The user plays games with us and - presents new arguments. */ - char *new_str = malloc (top + 1); - if (new_str == NULL) - nonoption_flags_len = nonoption_flags_max_len = 0; - else - { - memset (__mempcpy (new_str, __getopt_nonoption_flags, - nonoption_flags_max_len), - '\0', top + 1 - nonoption_flags_max_len); - nonoption_flags_max_len = top + 1; - __getopt_nonoption_flags = new_str; - } - } -#endif - - while (top > middle && middle > bottom) - { - if (top - middle > middle - bottom) - { - /* Bottom segment is the short one. */ - int len = middle - bottom; - register int i; - - /* Swap it with the top part of the top segment. */ - for (i = 0; i < len; i++) - { - tem = argv[bottom + i]; - argv[bottom + i] = argv[top - (middle - bottom) + i]; - argv[top - (middle - bottom) + i] = tem; - SWAP_FLAGS (bottom + i, top - (middle - bottom) + i); - } - /* Exclude the moved bottom segment from further swapping. */ - top -= len; - } - else - { - /* Top segment is the short one. */ - int len = top - middle; - register int i; - - /* Swap it with the bottom part of the bottom segment. */ - for (i = 0; i < len; i++) - { - tem = argv[bottom + i]; - argv[bottom + i] = argv[middle + i]; - argv[middle + i] = tem; - SWAP_FLAGS (bottom + i, middle + i); - } - /* Exclude the moved top segment from further swapping. */ - bottom += len; - } - } - - /* Update records for the slots the non-options now occupy. */ - - first_nonopt += (optind - last_nonopt); - last_nonopt = optind; -} - -/* Initialize the internal data when the first call is made. */ - -#if defined __STDC__ && __STDC__ -static const char *_getopt_initialize (int, char *const *, const char *); -#endif -static const char * -_getopt_initialize (argc, argv, optstring) - int argc; - char *const *argv; - const char *optstring; -{ - /* Start processing options with ARGV-element 1 (since ARGV-element 0 - is the program name); the sequence of previously skipped - non-option ARGV-elements is empty. */ - - first_nonopt = last_nonopt = optind; - - nextchar = NULL; - - posixly_correct = getenv ("POSIXLY_CORRECT"); - - /* Determine how to handle the ordering of options and nonoptions. */ - - if (optstring[0] == '-') - { - ordering = RETURN_IN_ORDER; - ++optstring; - } - else if (optstring[0] == '+') - { - ordering = REQUIRE_ORDER; - ++optstring; - } - else if (posixly_correct != NULL) - ordering = REQUIRE_ORDER; - else - ordering = PERMUTE; - -#ifdef _LIBC - if (posixly_correct == NULL - && argc == original_argc && argv == original_argv) - { - if (nonoption_flags_max_len == 0) - { - if (__getopt_nonoption_flags == NULL - || __getopt_nonoption_flags[0] == '\0') - nonoption_flags_max_len = -1; - else - { - const char *orig_str = __getopt_nonoption_flags; - int len = nonoption_flags_max_len = strlen (orig_str); - if (nonoption_flags_max_len < argc) - nonoption_flags_max_len = argc; - __getopt_nonoption_flags = - (char *) malloc (nonoption_flags_max_len); - if (__getopt_nonoption_flags == NULL) - nonoption_flags_max_len = -1; - else - memset (__mempcpy (__getopt_nonoption_flags, orig_str, len), - '\0', nonoption_flags_max_len - len); - } - } - nonoption_flags_len = nonoption_flags_max_len; - } - else - nonoption_flags_len = 0; -#endif - - return optstring; -} - -/* Scan elements of ARGV (whose length is ARGC) for option characters - given in OPTSTRING. - - If an element of ARGV starts with '-', and is not exactly "-" or "--", - then it is an option element. The characters of this element - (aside from the initial '-') are option characters. If `getopt' - is called repeatedly, it returns successively each of the option characters - from each of the option elements. - - If `getopt' finds another option character, it returns that character, - updating `optind' and `nextchar' so that the next call to `getopt' can - resume the scan with the following option character or ARGV-element. - - If there are no more option characters, `getopt' returns -1. - Then `optind' is the index in ARGV of the first ARGV-element - that is not an option. (The ARGV-elements have been permuted - so that those that are not options now come last.) - - OPTSTRING is a string containing the legitimate option characters. - If an option character is seen that is not listed in OPTSTRING, - return '?' after printing an error message. If you set `opterr' to - zero, the error message is suppressed but we still return '?'. - - If a char in OPTSTRING is followed by a colon, that means it wants an arg, - so the following text in the same ARGV-element, or the text of the following - ARGV-element, is returned in `optarg'. Two colons mean an option that - wants an optional arg; if there is text in the current ARGV-element, - it is returned in `optarg', otherwise `optarg' is set to zero. - - If OPTSTRING starts with `-' or `+', it requests different methods of - handling the non-option ARGV-elements. - See the comments about RETURN_IN_ORDER and REQUIRE_ORDER, above. - - Long-named options begin with `--' instead of `-'. - Their names may be abbreviated as long as the abbreviation is unique - or is an exact match for some defined option. If they have an - argument, it follows the option name in the same ARGV-element, separated - from the option name by a `=', or else the in next ARGV-element. - When `getopt' finds a long-named option, it returns 0 if that option's - `flag' field is nonzero, the value of the option's `val' field - if the `flag' field is zero. - - The elements of ARGV aren't really const, because we permute them. - But we pretend they're const in the prototype to be compatible - with other systems. - - LONGOPTS is a vector of `struct option' terminated by an - element containing a name which is zero. - - LONGIND returns the index in LONGOPT of the long-named option found. - It is only valid when a long-named option has been found by the most - recent call. - - If LONG_ONLY is nonzero, '-' as well as '--' can introduce - long-named options. */ - -int -_getopt_internal (argc, argv, optstring, longopts, longind, long_only) - int argc; - char *const *argv; - const char *optstring; - const struct option *longopts; - int *longind; - int long_only; -{ - int print_errors = opterr; - if (optstring[0] == ':') - print_errors = 0; - - optarg = NULL; - - if (optind == 0 || !__getopt_initialized) - { - if (optind == 0) - optind = 1; /* Don't scan ARGV[0], the program name. */ - optstring = _getopt_initialize (argc, argv, optstring); - __getopt_initialized = 1; - } - - /* Test whether ARGV[optind] points to a non-option argument. - Either it does not have option syntax, or there is an environment flag - from the shell indicating it is not an option. The later information - is only used when the used in the GNU libc. */ -#ifdef _LIBC -# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0' \ - || (optind < nonoption_flags_len \ - && __getopt_nonoption_flags[optind] == '1')) -#else -# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0') -#endif - - if (nextchar == NULL || *nextchar == '\0') - { - /* Advance to the next ARGV-element. */ - - /* Give FIRST_NONOPT & LAST_NONOPT rational values if OPTIND has been - moved back by the user (who may also have changed the arguments). */ - if (last_nonopt > optind) - last_nonopt = optind; - if (first_nonopt > optind) - first_nonopt = optind; - - if (ordering == PERMUTE) - { - /* If we have just processed some options following some non-options, - exchange them so that the options come first. */ - - if (first_nonopt != last_nonopt && last_nonopt != optind) - exchange ((char **) argv); - else if (last_nonopt != optind) - first_nonopt = optind; - - /* Skip any additional non-options - and extend the range of non-options previously skipped. */ - - while (optind < argc && NONOPTION_P) - optind++; - last_nonopt = optind; - } - - /* The special ARGV-element `--' means premature end of options. - Skip it like a null option, - then exchange with previous non-options as if it were an option, - then skip everything else like a non-option. */ - - if (optind != argc && !strcmp (argv[optind], "--")) - { - optind++; - - if (first_nonopt != last_nonopt && last_nonopt != optind) - exchange ((char **) argv); - else if (first_nonopt == last_nonopt) - first_nonopt = optind; - last_nonopt = argc; - - optind = argc; - } - - /* If we have done all the ARGV-elements, stop the scan - and back over any non-options that we skipped and permuted. */ - - if (optind == argc) - { - /* Set the next-arg-index to point at the non-options - that we previously skipped, so the caller will digest them. */ - if (first_nonopt != last_nonopt) - optind = first_nonopt; - return -1; - } - - /* If we have come to a non-option and did not permute it, - either stop the scan or describe it to the caller and pass it by. */ - - if (NONOPTION_P) - { - if (ordering == REQUIRE_ORDER) - return -1; - optarg = argv[optind++]; - return 1; - } - - /* We have found another option-ARGV-element. - Skip the initial punctuation. */ - - nextchar = (argv[optind] + 1 - + (longopts != NULL && argv[optind][1] == '-')); - } - - /* Decode the current option-ARGV-element. */ - - /* Check whether the ARGV-element is a long option. - - If long_only and the ARGV-element has the form "-f", where f is - a valid short option, don't consider it an abbreviated form of - a long option that starts with f. Otherwise there would be no - way to give the -f short option. - - On the other hand, if there's a long option "fubar" and - the ARGV-element is "-fu", do consider that an abbreviation of - the long option, just like "--fu", and not "-f" with arg "u". - - This distinction seems to be the most useful approach. */ - - if (longopts != NULL - && (argv[optind][1] == '-' - || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1]))))) - { - char *nameend; - const struct option *p; - const struct option *pfound = NULL; - int exact = 0; - int ambig = 0; - int indfound = -1; - int option_index; - - for (nameend = nextchar; *nameend && *nameend != '='; nameend++) - /* Do nothing. */ ; - - /* Test all long options for either exact match - or abbreviated matches. */ - for (p = longopts, option_index = 0; p->name; p++, option_index++) - if (!strncmp (p->name, nextchar, nameend - nextchar)) - { - if ((unsigned int) (nameend - nextchar) - == (unsigned int) strlen (p->name)) - { - /* Exact match found. */ - pfound = p; - indfound = option_index; - exact = 1; - break; - } - else if (pfound == NULL) - { - /* First nonexact match found. */ - pfound = p; - indfound = option_index; - } - else - /* Second or later nonexact match found. */ - ambig = 1; - } - - if (ambig && !exact) - { - if (print_errors) - fprintf (stderr, _("%s: option `%s' is ambiguous\n"), - argv[0], argv[optind]); - nextchar += strlen (nextchar); - optind++; - optopt = 0; - return '?'; - } - - if (pfound != NULL) - { - option_index = indfound; - optind++; - if (*nameend) - { - /* Don't test has_arg with >, because some C compilers don't - allow it to be used on enums. */ - if (pfound->has_arg) - optarg = nameend + 1; - else - { - if (print_errors) - { - if (argv[optind - 1][1] == '-') - /* --option */ - fprintf (stderr, - _("%s: option `--%s' doesn't allow an argument\n"), - argv[0], pfound->name); - else - /* +option or -option */ - fprintf (stderr, - _("%s: option `%c%s' doesn't allow an argument\n"), - argv[0], argv[optind - 1][0], pfound->name); - } - - nextchar += strlen (nextchar); - - optopt = pfound->val; - return '?'; - } - } - else if (pfound->has_arg == 1) - { - if (optind < argc) - optarg = argv[optind++]; - else - { - if (print_errors) - fprintf (stderr, - _("%s: option `%s' requires an argument\n"), - argv[0], argv[optind - 1]); - nextchar += strlen (nextchar); - optopt = pfound->val; - return optstring[0] == ':' ? ':' : '?'; - } - } - nextchar += strlen (nextchar); - if (longind != NULL) - *longind = option_index; - if (pfound->flag) - { - *(pfound->flag) = pfound->val; - return 0; - } - return pfound->val; - } - - /* Can't find it as a long option. If this is not getopt_long_only, - or the option starts with '--' or is not a valid short - option, then it's an error. - Otherwise interpret it as a short option. */ - if (!long_only || argv[optind][1] == '-' - || my_index (optstring, *nextchar) == NULL) - { - if (print_errors) - { - if (argv[optind][1] == '-') - /* --option */ - fprintf (stderr, _("%s: unrecognized option `--%s'\n"), - argv[0], nextchar); - else - /* +option or -option */ - fprintf (stderr, _("%s: unrecognized option `%c%s'\n"), - argv[0], argv[optind][0], nextchar); - } - nextchar = (char *) ""; - optind++; - optopt = 0; - return '?'; - } - } - - /* Look at and handle the next short option-character. */ - - { - char c = *nextchar++; - char *temp = my_index (optstring, c); - - /* Increment `optind' when we start to process its last character. */ - if (*nextchar == '\0') - ++optind; - - if (temp == NULL || c == ':') - { - if (print_errors) - { - if (posixly_correct) - /* 1003.2 specifies the format of this message. */ - fprintf (stderr, _("%s: illegal option -- %c\n"), - argv[0], c); - else - fprintf (stderr, _("%s: invalid option -- %c\n"), - argv[0], c); - } - optopt = c; - return '?'; - } - /* Convenience. Treat POSIX -W foo same as long option --foo */ - if (temp[0] == 'W' && temp[1] == ';') - { - char *nameend; - const struct option *p; - const struct option *pfound = NULL; - int exact = 0; - int ambig = 0; - int indfound = 0; - int option_index; - - /* This is an option that requires an argument. */ - if (*nextchar != '\0') - { - optarg = nextchar; - /* If we end this ARGV-element by taking the rest as an arg, - we must advance to the next element now. */ - optind++; - } - else if (optind == argc) - { - if (print_errors) - { - /* 1003.2 specifies the format of this message. */ - fprintf (stderr, _("%s: option requires an argument -- %c\n"), - argv[0], c); - } - optopt = c; - if (optstring[0] == ':') - c = ':'; - else - c = '?'; - return c; - } - else - /* We already incremented `optind' once; - increment it again when taking next ARGV-elt as argument. */ - optarg = argv[optind++]; - - /* optarg is now the argument, see if it's in the - table of longopts. */ - - for (nextchar = nameend = optarg; *nameend && *nameend != '='; nameend++) - /* Do nothing. */ ; - - /* Test all long options for either exact match - or abbreviated matches. */ - for (p = longopts, option_index = 0; p->name; p++, option_index++) - if (!strncmp (p->name, nextchar, nameend - nextchar)) - { - if ((unsigned int) (nameend - nextchar) == strlen (p->name)) - { - /* Exact match found. */ - pfound = p; - indfound = option_index; - exact = 1; - break; - } - else if (pfound == NULL) - { - /* First nonexact match found. */ - pfound = p; - indfound = option_index; - } - else - /* Second or later nonexact match found. */ - ambig = 1; - } - if (ambig && !exact) - { - if (print_errors) - fprintf (stderr, _("%s: option `-W %s' is ambiguous\n"), - argv[0], argv[optind]); - nextchar += strlen (nextchar); - optind++; - return '?'; - } - if (pfound != NULL) - { - option_index = indfound; - if (*nameend) - { - /* Don't test has_arg with >, because some C compilers don't - allow it to be used on enums. */ - if (pfound->has_arg) - optarg = nameend + 1; - else - { - if (print_errors) - fprintf (stderr, _("\ -%s: option `-W %s' doesn't allow an argument\n"), - argv[0], pfound->name); - - nextchar += strlen (nextchar); - return '?'; - } - } - else if (pfound->has_arg == 1) - { - if (optind < argc) - optarg = argv[optind++]; - else - { - if (print_errors) - fprintf (stderr, - _("%s: option `%s' requires an argument\n"), - argv[0], argv[optind - 1]); - nextchar += strlen (nextchar); - return optstring[0] == ':' ? ':' : '?'; - } - } - nextchar += strlen (nextchar); - if (longind != NULL) - *longind = option_index; - if (pfound->flag) - { - *(pfound->flag) = pfound->val; - return 0; - } - return pfound->val; - } - nextchar = NULL; - return 'W'; /* Let the application handle it. */ - } - if (temp[1] == ':') - { - if (temp[2] == ':') - { - /* This is an option that accepts an argument optionally. */ - if (*nextchar != '\0') - { - optarg = nextchar; - optind++; - } - else - optarg = NULL; - nextchar = NULL; - } - else - { - /* This is an option that requires an argument. */ - if (*nextchar != '\0') - { - optarg = nextchar; - /* If we end this ARGV-element by taking the rest as an arg, - we must advance to the next element now. */ - optind++; - } - else if (optind == argc) - { - if (print_errors) - { - /* 1003.2 specifies the format of this message. */ - fprintf (stderr, - _("%s: option requires an argument -- %c\n"), - argv[0], c); - } - optopt = c; - if (optstring[0] == ':') - c = ':'; - else - c = '?'; - } - else - /* We already incremented `optind' once; - increment it again when taking next ARGV-elt as argument. */ - optarg = argv[optind++]; - nextchar = NULL; - } - } - return c; - } -} - -int -getopt (argc, argv, optstring) - int argc; - char *const *argv; - const char *optstring; -{ - return _getopt_internal (argc, argv, optstring, - (const struct option *) 0, - (int *) 0, - 0); -} - -#endif /* Not ELIDE_CODE. */ - -#ifdef TEST - -/* Compile with -DTEST to make an executable for use in testing - the above definition of `getopt'. */ - -int -main (argc, argv) - int argc; - char **argv; -{ - int c; - int digit_optind = 0; - - while (1) - { - int this_option_optind = optind ? optind : 1; - - c = getopt (argc, argv, "abc:d:0123456789"); - if (c == -1) - break; - - switch (c) - { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - if (digit_optind != 0 && digit_optind != this_option_optind) - printf ("digits occur in two different argv-elements.\n"); - digit_optind = this_option_optind; - printf ("option %c\n", c); - break; - - case 'a': - printf ("option a\n"); - break; - - case 'b': - printf ("option b\n"); - break; - - case 'c': - printf ("option c with value `%s'\n", optarg); - break; - - case '?': - break; - - default: - printf ("?? getopt returned character code 0%o ??\n", c); - } - } - - if (optind < argc) - { - printf ("non-option ARGV-elements: "); - while (optind < argc) - printf ("%s ", argv[optind++]); - printf ("\n"); - } - - exit (0); -} - -#endif /* TEST */ diff --git a/contrib/groff/libgroff/getopt1.c b/contrib/groff/libgroff/getopt1.c deleted file mode 100644 index 3d264f2db4d5..000000000000 --- a/contrib/groff/libgroff/getopt1.c +++ /dev/null @@ -1,188 +0,0 @@ -/* getopt_long and getopt_long_only entry points for GNU getopt. - Copyright (C) 1987,88,89,90,91,92,93,94,96,97,98 - Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "getopt.h" - -#if !defined __STDC__ || !__STDC__ -/* This is a separate conditional since some stdc systems - reject `defined (const)'. */ -#ifndef const -#define const -#endif -#endif - -#include <stdio.h> - -/* Comment out all this code if we are using the GNU C Library, and are not - actually compiling the library itself. This code is part of the GNU C - Library, but also included in many other GNU distributions. Compiling - and linking in this code is a waste when using the GNU C library - (especially if it is a shared library). Rather than having every GNU - program understand `configure --with-gnu-libc' and omit the object files, - it is simpler to just do this in the source for each such file. */ - -#define GETOPT_INTERFACE_VERSION 2 -#if !defined _LIBC && defined __GLIBC__ && __GLIBC__ >= 2 -#include <gnu-versions.h> -#if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION -#define ELIDE_CODE -#endif -#endif - -#ifndef ELIDE_CODE - - -/* This needs to come after some library #include - to get __GNU_LIBRARY__ defined. */ -#ifdef __GNU_LIBRARY__ -#include <stdlib.h> -#endif - -#ifndef NULL -#define NULL 0 -#endif - -int -getopt_long (argc, argv, options, long_options, opt_index) - int argc; - char *const *argv; - const char *options; - const struct option *long_options; - int *opt_index; -{ - return _getopt_internal (argc, argv, options, long_options, opt_index, 0); -} - -/* Like getopt_long, but '-' as well as '--' can indicate a long option. - If an option that starts with '-' (not '--') doesn't match a long option, - but does match a short option, it is parsed as a short option - instead. */ - -int -getopt_long_only (argc, argv, options, long_options, opt_index) - int argc; - char *const *argv; - const char *options; - const struct option *long_options; - int *opt_index; -{ - return _getopt_internal (argc, argv, options, long_options, opt_index, 1); -} - - -#endif /* Not ELIDE_CODE. */ - -#ifdef TEST - -#include <stdio.h> - -int -main (argc, argv) - int argc; - char **argv; -{ - int c; - int digit_optind = 0; - - while (1) - { - int this_option_optind = optind ? optind : 1; - int option_index = 0; - static struct option long_options[] = - { - {"add", 1, 0, 0}, - {"append", 0, 0, 0}, - {"delete", 1, 0, 0}, - {"verbose", 0, 0, 0}, - {"create", 0, 0, 0}, - {"file", 1, 0, 0}, - {0, 0, 0, 0} - }; - - c = getopt_long (argc, argv, "abc:d:0123456789", - long_options, &option_index); - if (c == -1) - break; - - switch (c) - { - case 0: - printf ("option %s", long_options[option_index].name); - if (optarg) - printf (" with arg %s", optarg); - printf ("\n"); - break; - - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - if (digit_optind != 0 && digit_optind != this_option_optind) - printf ("digits occur in two different argv-elements.\n"); - digit_optind = this_option_optind; - printf ("option %c\n", c); - break; - - case 'a': - printf ("option a\n"); - break; - - case 'b': - printf ("option b\n"); - break; - - case 'c': - printf ("option c with value `%s'\n", optarg); - break; - - case 'd': - printf ("option d with value `%s'\n", optarg); - break; - - case '?': - break; - - default: - printf ("?? getopt returned character code 0%o ??\n", c); - } - } - - if (optind < argc) - { - printf ("non-option ARGV-elements: "); - while (optind < argc) - printf ("%s ", argv[optind++]); - printf ("\n"); - } - - exit (0); -} - -#endif /* TEST */ diff --git a/contrib/groff/libgroff/htmlindicate.cc b/contrib/groff/libgroff/htmlindicate.cc deleted file mode 100644 index 91e53a26b5ed..000000000000 --- a/contrib/groff/libgroff/htmlindicate.cc +++ /dev/null @@ -1,67 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by Gaius Mulley (gaius@glam.ac.uk) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stddef.h> -#include <stdlib.h> -#include <string.h> - -#include "posix.h" -#include "stringclass.h" - -/* - * this file contains a very simple set of routines shared by - * tbl, pic, eqn which help the html device driver to make - * sensible formatting choices. Currently it simply indicates - * when a region of gyphs should be rendered as an image rather - * than html. In the future it should be expanded so to enable: - * - * tbl to inform grohtml about table widths. - * troff to inform grohtml about tab positions and whether - * we are entering two/three column mode. - */ - - -static int is_in_graphic_start = 0; - -/* - * graphic_start - emit a html graphic start indicator, but only - * if one has not already been issued. - */ - -void graphic_start (void) -{ - if (! is_in_graphic_start) { - put_string(".if '\\*(.T'html' \\X(graphic-start(\\c\n", stdout); - is_in_graphic_start = 1; - } -} - -/* - * graphic_end - emit a html graphic end indicator, but only - * if a corresponding matching graphic-start has - * been issued. - */ - -void graphic_end (void) -{ - if (is_in_graphic_start) { - put_string(".if '\\*(.T'html' \\X(graphic-end(\\c\n", stdout); - is_in_graphic_start = 0; - } -} diff --git a/contrib/groff/libgroff/iftoa.c b/contrib/groff/libgroff/iftoa.c deleted file mode 100644 index fa108337054d..000000000000 --- a/contrib/groff/libgroff/iftoa.c +++ /dev/null @@ -1,65 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#define INT_DIGITS 19 /* enough for 64-bit integer */ - -char *if_to_a(i, decimal_point) - int i, decimal_point; -{ - /* room for a -, INT_DIGITS digits, a decimal point, and a terminating '\0' */ - static char buf[INT_DIGITS + 3]; - char *p = buf + INT_DIGITS + 2; - int point = 0; - buf[INT_DIGITS + 2] = '\0'; - /* assert(decimal_point <= INT_DIGITS); */ - if (i >= 0) { - do { - *--p = '0' + (i % 10); - i /= 10; - if (++point == decimal_point) - *--p = '.'; - } while (i != 0 || point < decimal_point); - } - else { /* i < 0 */ - do { - *--p = '0' - (i % 10); - i /= 10; - if (++point == decimal_point) - *--p = '.'; - } while (i != 0 || point < decimal_point); - *--p = '-'; - } - if (decimal_point > 0) { - char *q; - /* there must be a dot, so this will terminate */ - for (q = buf + INT_DIGITS + 2; q[-1] == '0'; --q) - ; - if (q[-1] == '.') { - if (q - 1 == p) { - q[-1] = '0'; - q[0] = '\0'; - } - else - q[-1] = '\0'; - } - else - *q = '\0'; - } - return p; -} diff --git a/contrib/groff/libgroff/itoa.c b/contrib/groff/libgroff/itoa.c deleted file mode 100644 index c811c7655249..000000000000 --- a/contrib/groff/libgroff/itoa.c +++ /dev/null @@ -1,43 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#define INT_DIGITS 19 /* enough for 64 bit integer */ - -char *i_to_a(i) - int i; -{ - /* Room for INT_DIGITS digits, - and '\0' */ - static char buf[INT_DIGITS + 2]; - char *p = buf + INT_DIGITS + 1; /* points to terminating '\0' */ - if (i >= 0) { - do { - *--p = '0' + (i % 10); - i /= 10; - } while (i != 0); - return p; - } - else { /* i < 0 */ - do { - *--p = '0' - (i % 10); - i /= 10; - } while (i != 0); - *--p = '-'; - } - return p; -} diff --git a/contrib/groff/libgroff/lf.cc b/contrib/groff/libgroff/lf.cc deleted file mode 100644 index 34272c7d03d0..000000000000 --- a/contrib/groff/libgroff/lf.cc +++ /dev/null @@ -1,62 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <string.h> -#include <ctype.h> -#include "cset.h" -#include "stringclass.h" - -extern void change_filename(const char *); -extern void change_lineno(int); - -int interpret_lf_args(const char *p) -{ - while (*p == ' ') - p++; - if (!csdigit(*p)) - return 0; - int ln = 0; - do { - ln *= 10; - ln += *p++ - '0'; - } while (csdigit(*p)); - if (*p != ' ' && *p != '\n' && *p != '\0') - return 0; - while (*p == ' ') - p++; - if (*p == '\0' || *p == '\n') { - change_lineno(ln); - return 1; - } - const char *q; - for (q = p; - *q != '\0' && *q != ' ' && *q != '\n' && *q != '\\'; - q++) - ; - string tem(p, q - p); - while (*q == ' ') - q++; - if (*q != '\n' && *q != '\0') - return 0; - tem += '\0'; - change_filename(tem.contents()); - change_lineno(ln); - return 1; -} diff --git a/contrib/groff/libgroff/lineno.cc b/contrib/groff/libgroff/lineno.cc deleted file mode 100644 index f7138dba0210..000000000000 --- a/contrib/groff/libgroff/lineno.cc +++ /dev/null @@ -1 +0,0 @@ -int current_lineno = 0; diff --git a/contrib/groff/libgroff/macropath.cc b/contrib/groff/libgroff/macropath.cc deleted file mode 100644 index 4fd22a30a5b5..000000000000 --- a/contrib/groff/libgroff/macropath.cc +++ /dev/null @@ -1,28 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "lib.h" -#include "searchpath.h" -#include "macropath.h" -#include "defs.h" - -#define MACROPATH_ENVVAR "GROFF_TMAC_PATH" - -search_path macro_path(MACROPATH_ENVVAR, MACROPATH); diff --git a/contrib/groff/libgroff/matherr.c b/contrib/groff/libgroff/matherr.c deleted file mode 100644 index b0097b8b5559..000000000000 --- a/contrib/groff/libgroff/matherr.c +++ /dev/null @@ -1,45 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <math.h> -#include <errno.h> - -#ifdef HAVE_STRUCT_EXCEPTION -#ifdef TLOSS - -int matherr(exc) -struct exception *exc; -{ - switch (exc->type) { - case SING: - case DOMAIN: - errno = EDOM; - break; - case OVERFLOW: - case UNDERFLOW: - case TLOSS: - case PLOSS: - errno = ERANGE; - break; - } - return 1; -} - -#endif /* TLOSS */ -#endif /* HAVE_STRUCT_EXCEPTION */ diff --git a/contrib/groff/libgroff/nametoindex.cc b/contrib/groff/libgroff/nametoindex.cc deleted file mode 100644 index 39a7b697a5a1..000000000000 --- a/contrib/groff/libgroff/nametoindex.cc +++ /dev/null @@ -1,118 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include <string.h> -#include <ctype.h> -#include <assert.h> -#include <stdlib.h> -#include "lib.h" -#include "errarg.h" -#include "error.h" -#include "font.h" -#include "ptable.h" - -declare_ptable(int) -implement_ptable(int) - -class character_indexer { -public: - character_indexer(); - ~character_indexer(); - int ascii_char_index(unsigned char); - int named_char_index(const char *); - int numbered_char_index(int); -private: - enum { NSMALL = 256 }; - int next_index; - int ascii_index[256]; - int small_number_index[NSMALL]; - PTABLE(int) table; - int lookup_char(const char *, int); -}; - -character_indexer::character_indexer() -: next_index(0) -{ - int i; - for (i = 0; i < 256; i++) - ascii_index[i] = -1; - for (i = 0; i < NSMALL; i++) - small_number_index[i] = -1; -} - -character_indexer::~character_indexer() -{ -} - -int character_indexer::ascii_char_index(unsigned char c) -{ - if (ascii_index[c] < 0) - ascii_index[c] = next_index++; - return ascii_index[c]; -} - -int character_indexer::numbered_char_index(int n) -{ - if (n >= 0 && n < NSMALL) { - if (small_number_index[n] < 0) - small_number_index[n] = next_index++; - return small_number_index[n]; - } - // Not the most efficient possible implementation. - char buf[INT_DIGITS + 3]; - buf[0] = ' '; - strcpy(buf + 1, i_to_a(n)); - return named_char_index(buf); -} - -int character_indexer::named_char_index(const char *s) -{ - int *np = table.lookup(s); - if (!np) { - np = new int; - *np = next_index++; - table.define(s, np); - } - return *np; -} - -static character_indexer indexer; - -int font::number_to_index(int n) -{ - return indexer.numbered_char_index(n); -} - -int font::name_to_index(const char *s) -{ - assert(s != 0 && s[0] != '\0' && s[0] != ' '); - if (s[1] == '\0') - return indexer.ascii_char_index(s[0]); - /* char128 and \200 are synonyms */ - if (s[0] == 'c' && s[1] == 'h' && s[2] == 'a' && s[3] == 'r') { - char *res; - long n = strtol(s + 4, &res, 10); - if (res != s + 4 && *res == '\0' && n >= 0 && n < 256) - return indexer.ascii_char_index((unsigned char)n); - } - return indexer.named_char_index(s); -} - diff --git a/contrib/groff/libgroff/new.cc b/contrib/groff/libgroff/new.cc deleted file mode 100644 index d26db2f5a38b..000000000000 --- a/contrib/groff/libgroff/new.cc +++ /dev/null @@ -1,67 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stddef.h> -#include <stdlib.h> -#include <string.h> - -#include "posix.h" - -extern const char *program_name; - -static void ewrite(const char *s) -{ - write(2, s, strlen(s)); -} - -void *operator new(size_t size) -{ - // Avoid relying on the behaviour of malloc(0). - if (size == 0) - size++; -#ifdef COOKIE_BUG - char *p = (char *)malloc(unsigned(size + 8)); -#else /* not COOKIE_BUG */ - char *p = (char *)malloc(unsigned(size)); -#endif /* not COOKIE_BUG */ - if (p == 0) { - if (program_name) { - ewrite(program_name); - ewrite(": "); - } - ewrite("out of memory\n"); - _exit(-1); - } -#ifdef COOKIE_BUG - ((unsigned *)p)[1] = 0; - return p + 8; -#else /* not COOKIE_BUG */ - return p; -#endif /* not COOKIE_BUG */ -} - -#ifdef COOKIE_BUG - -void operator delete(void *p) -{ - if (p) - free((void *)((char *)p - 8)); -} - -#endif /* COOKIE_BUG */ diff --git a/contrib/groff/libgroff/prime.cc b/contrib/groff/libgroff/prime.cc deleted file mode 100644 index f0b1eadcc68b..000000000000 --- a/contrib/groff/libgroff/prime.cc +++ /dev/null @@ -1,26 +0,0 @@ -#include <math.h> - -int is_prime(unsigned n) -{ - if (n <= 3) - return 1; - if (!(n & 1)) - return 0; - if (n % 3 == 0) - return 0; - unsigned lim = unsigned(sqrt((double)n)); - unsigned d = 5; - for (;;) { - if (d > lim) - break; - if (n % d == 0) - return 0; - d += 2; - if (d > lim) - break; - if (n % d == 0) - return 0; - d += 4; - } - return 1; -} diff --git a/contrib/groff/libgroff/progname.cc b/contrib/groff/libgroff/progname.cc deleted file mode 100644 index a70e3419c2be..000000000000 --- a/contrib/groff/libgroff/progname.cc +++ /dev/null @@ -1 +0,0 @@ -const char *program_name = 0; diff --git a/contrib/groff/libgroff/ptable.cc b/contrib/groff/libgroff/ptable.cc deleted file mode 100644 index 76735c2426de..000000000000 --- a/contrib/groff/libgroff/ptable.cc +++ /dev/null @@ -1,52 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "ptable.h" -#include "errarg.h" -#include "error.h" - -unsigned long hash_string(const char *s) -{ - assert(s != 0); - unsigned long h = 0, g; - while (*s != 0) { - h <<= 4; - h += *s++; - if ((g = h & 0xf0000000) != 0) { - h ^= g >> 24; - h ^= g; - } - } - return h; -} - -static const unsigned table_sizes[] = { -101, 503, 1009, 2003, 3001, 4001, 5003, 10007, 20011, 40009, -80021, 160001, 500009, 1000003, 2000003, 4000037, 8000009, -16000057, 32000011, 64000031, 128000003, 0 -}; - -unsigned next_ptable_size(unsigned n) -{ - const unsigned *p; - for (p = table_sizes; *p <= n; p++) - if (*p == 0) - fatal("cannot expand table"); - return *p; -} diff --git a/contrib/groff/libgroff/putenv.c b/contrib/groff/libgroff/putenv.c deleted file mode 100644 index c1ca671ae89f..000000000000 --- a/contrib/groff/libgroff/putenv.c +++ /dev/null @@ -1,95 +0,0 @@ -/* Copyright (C) 1991 Free Software Foundation, Inc. -This file is part of the GNU C Library. - -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. - -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -/* Hacked slightly by jjc@jclark.com for groff. */ - -#include <string.h> - -#ifdef __STDC__ -#include <stddef.h> -typedef void *PTR; -typedef size_t SIZE_T; -#else /* not __STDC__ */ -typedef char *PTR; -typedef int SIZE_T; -#endif /* not __STDC__ */ - -#ifdef HAVE_STDLIB_H -#include <stdlib.h> -#else /* not HAVE_STDLIB_H */ -PTR malloc(); -#endif /* not HAVE_STDLIB_H */ - -#ifndef NULL -#define NULL 0 -#endif - -extern char **environ; - -/* Put STRING, which is of the form "NAME=VALUE", in the environment. */ - -int putenv(const char *string) -{ - char *name_end = strchr(string, '='); - SIZE_T size; - char **ep; - - if (name_end == NULL) - { - /* Remove the variable from the environment. */ - size = strlen(string); - for (ep = environ; *ep != NULL; ++ep) - if (!strncmp(*ep, string, size) && (*ep)[size] == '=') - { - while (ep[1] != NULL) - { - ep[0] = ep[1]; - ++ep; - } - *ep = NULL; - return 0; - } - } - - size = 0; - for (ep = environ; *ep != NULL; ++ep) - if (!strncmp(*ep, string, name_end - string) - && (*ep)[name_end - string] == '=') - break; - else - ++size; - - if (*ep == NULL) - { - static char **last_environ = NULL; - char **new_environ = (char **) malloc((size + 2) * sizeof(char *)); - if (new_environ == NULL) - return -1; - (void) memcpy((PTR) new_environ, (PTR) environ, size * sizeof(char *)); - new_environ[size] = (char *) string; - new_environ[size + 1] = NULL; - if (last_environ != NULL) - free((PTR) last_environ); - last_environ = new_environ; - environ = new_environ; - } - else - *ep = (char *) string; - - return 0; -} diff --git a/contrib/groff/libgroff/searchpath.cc b/contrib/groff/libgroff/searchpath.cc deleted file mode 100644 index a857c258114a..000000000000 --- a/contrib/groff/libgroff/searchpath.cc +++ /dev/null @@ -1,118 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include <assert.h> - -#include "lib.h" -#include "searchpath.h" -#include "nonposix.h" - -search_path::search_path(const char *envvar, const char *standard) -{ - char *e = envvar ? getenv(envvar) : 0; - if (e && standard) { - dirs = new char[strlen(e) + strlen(standard) + 2]; - strcpy(dirs, e); - strcat(dirs, PATH_SEP); - strcat(dirs, standard); - } - else - dirs = strsave(e ? e : standard); - init_len = dirs ? strlen(dirs) : 0; -} - -search_path::~search_path() -{ - if (dirs) - a_delete dirs; -} - -void search_path::command_line_dir(const char *s) -{ - if (!dirs) - dirs = strsave(s); - else { - char *old = dirs; - unsigned old_len = strlen(old); - unsigned slen = strlen(s); - dirs = new char[old_len + 1 + slen + 1]; - memcpy(dirs, old, old_len - init_len); - char *p = dirs; - p += old_len - init_len; - if (init_len == 0) - *p++ = PATH_SEP[0]; - memcpy(p, s, slen); - p += slen; - if (init_len > 0) { - *p++ = PATH_SEP[0]; - memcpy(p, old + old_len - init_len, init_len); - p += init_len; - } - *p++ = '\0'; - a_delete old; - } -} - -FILE *search_path::open_file(const char *name, char **pathp) -{ - assert(name != 0); - if (IS_ABSOLUTE(name) || dirs == 0 || *dirs == '\0') { - FILE *fp = fopen(name, "r"); - if (fp) { - if (pathp) - *pathp = strsave(name); - return fp; - } - else - return 0; - } - unsigned namelen = strlen(name); - char *p = dirs; - for (;;) { - char *end = strchr(p, PATH_SEP[0]); - if (!end) - end = strchr(p, '\0'); - int need_slash = end > p && strchr(DIR_SEPS, end[-1]) == 0; - char *path = new char[(end - p) + need_slash + namelen + 1]; - memcpy(path, p, end - p); - if (need_slash) - path[end - p] = '/'; - strcpy(path + (end - p) + need_slash, name); -#if 0 - fprintf(stderr, "trying `%s'\n", path); -#endif - FILE *fp = fopen(path, "r"); - if (fp) { - if (pathp) - *pathp = path; - else - a_delete path; - return fp; - } - a_delete path; - if (*end == '\0') - break; - p = end + 1; - } - return 0; -} diff --git a/contrib/groff/libgroff/strerror.c b/contrib/groff/libgroff/strerror.c deleted file mode 100644 index 69089f13235f..000000000000 --- a/contrib/groff/libgroff/strerror.c +++ /dev/null @@ -1,41 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> - -#define INT_DIGITS 19 /* enough for 64 bit integer */ - -#ifndef HAVE_SYS_NERR -extern int sys_nerr; -#endif -#ifndef HAVE_SYS_ERRLIST -extern char *sys_errlist[]; -#endif - -char *strerror(n) - int n; -{ - static char buf[sizeof("Error ") + 1 + INT_DIGITS]; - if (n >= 0 && n < sys_nerr && sys_errlist[n] != 0) - return sys_errlist[n]; - else { - sprintf(buf, "Error %d", n); - return buf; - } -} diff --git a/contrib/groff/libgroff/string.cc b/contrib/groff/libgroff/string.cc deleted file mode 100644 index 4bcd4cccb047..000000000000 --- a/contrib/groff/libgroff/string.cc +++ /dev/null @@ -1,311 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include "stringclass.h" -#include "lib.h" - -static char *salloc(int len, int *sizep); -static void sfree(char *ptr, int size); -static char *sfree_alloc(char *ptr, int size, int len, int *sizep); -static char *srealloc(char *ptr, int size, int oldlen, int newlen, int *sizep); - -static char *salloc(int len, int *sizep) -{ - if (len == 0) { - *sizep = 0; - return 0; - } - else - return new char[*sizep = len*2]; -} - -static void sfree(char *ptr, int) -{ - a_delete ptr; -} - -static char *sfree_alloc(char *ptr, int oldsz, int len, int *sizep) -{ - if (oldsz >= len) { - *sizep = oldsz; - return ptr; - } - a_delete ptr; - if (len == 0) { - *sizep = 0; - return 0; - } - else - return new char[*sizep = len*2]; -} - -static char *srealloc(char *ptr, int oldsz, int oldlen, int newlen, int *sizep) -{ - if (oldsz >= newlen) { - *sizep = oldsz; - return ptr; - } - if (newlen == 0) { - a_delete ptr; - *sizep = 0; - return 0; - } - else { - char *p = new char[*sizep = newlen*2]; - if (oldlen < newlen && oldlen != 0) - memcpy(p, ptr, oldlen); - a_delete ptr; - return p; - } -} - -string::string() : ptr(0), len(0), sz(0) -{ -} - -string::string(const char *p, int n) : len(n) -{ - assert(n >= 0); - ptr = salloc(n, &sz); - if (n != 0) - memcpy(ptr, p, n); -} - -string::string(const char *p) -{ - if (p == 0) { - len = 0; - ptr = 0; - sz = 0; - } - else { - len = strlen(p); - ptr = salloc(len, &sz); - memcpy(ptr, p, len); - } -} - -string::string(char c) : len(1) -{ - ptr = salloc(1, &sz); - *ptr = c; -} - -string::string(const string &s) : len(s.len) -{ - ptr = salloc(len, &sz); - if (len != 0) - memcpy(ptr, s.ptr, len); -} - -string::~string() -{ - sfree(ptr, sz); -} - -string &string::operator=(const string &s) -{ - ptr = sfree_alloc(ptr, sz, s.len, &sz); - len = s.len; - if (len != 0) - memcpy(ptr, s.ptr, len); - return *this; -} - -string &string::operator=(const char *p) -{ - if (p == 0) { - sfree(ptr, len); - len = 0; - ptr = 0; - sz = 0; - } - else { - int slen = strlen(p); - ptr = sfree_alloc(ptr, sz, slen, &sz); - len = slen; - memcpy(ptr, p, len); - } - return *this; -} - -string &string::operator=(char c) -{ - ptr = sfree_alloc(ptr, sz, 1, &sz); - len = 1; - *ptr = c; - return *this; -} - -void string::move(string &s) -{ - sfree(ptr, sz); - ptr = s.ptr; - len = s.len; - sz = s.sz; - s.ptr = 0; - s.len = 0; - s.sz = 0; -} - -void string::grow1() -{ - ptr = srealloc(ptr, sz, len, len + 1, &sz); -} - -string &string::operator+=(const char *p) -{ - if (p != 0) { - int n = strlen(p); - int newlen = len + n; - if (newlen > sz) - ptr = srealloc(ptr, sz, len, newlen, &sz); - memcpy(ptr + len, p, n); - len = newlen; - } - return *this; -} - -string &string::operator+=(const string &s) -{ - if (s.len != 0) { - int newlen = len + s.len; - if (newlen > sz) - ptr = srealloc(ptr, sz, len, newlen, &sz); - memcpy(ptr + len, s.ptr, s.len); - len = newlen; - } - return *this; -} - -void string::append(const char *p, int n) -{ - if (n > 0) { - int newlen = len + n; - if (newlen > sz) - ptr = srealloc(ptr, sz, len, newlen, &sz); - memcpy(ptr + len, p, n); - len = newlen; - } -} - -string::string(const char *s1, int n1, const char *s2, int n2) -{ - assert(n1 >= 0 && n2 >= 0); - len = n1 + n2; - if (len == 0) { - sz = 0; - ptr = 0; - } - else { - ptr = salloc(len, &sz); - if (n1 == 0) - memcpy(ptr, s2, n2); - else { - memcpy(ptr, s1, n1); - if (n2 != 0) - memcpy(ptr + n1, s2, n2); - } - } -} - -int operator<=(const string &s1, const string &s2) -{ - return (s1.len <= s2.len - ? s1.len == 0 || memcmp(s1.ptr, s2.ptr, s1.len) <= 0 - : s2.len != 0 && memcmp(s1.ptr, s2.ptr, s2.len) < 0); -} - -int operator<(const string &s1, const string &s2) -{ - return (s1.len < s2.len - ? s1.len == 0 || memcmp(s1.ptr, s2.ptr, s1.len) <= 0 - : s2.len != 0 && memcmp(s1.ptr, s2.ptr, s2.len) < 0); -} - -int operator>=(const string &s1, const string &s2) -{ - return (s1.len >= s2.len - ? s2.len == 0 || memcmp(s1.ptr, s2.ptr, s2.len) >= 0 - : s1.len != 0 && memcmp(s1.ptr, s2.ptr, s1.len) > 0); -} - -int operator>(const string &s1, const string &s2) -{ - return (s1.len > s2.len - ? s2.len == 0 || memcmp(s1.ptr, s2.ptr, s2.len) >= 0 - : s1.len != 0 && memcmp(s1.ptr, s2.ptr, s1.len) > 0); -} - -void string::set_length(int i) -{ - assert(i >= 0); - if (i > sz) - ptr = srealloc(ptr, sz, len, i, &sz); - len = i; -} - -void string::clear() -{ - len = 0; -} - -int string::search(char c) const -{ - char *p = ptr ? (char *)memchr(ptr, c, len) : NULL; - return p ? p - ptr : -1; -} - -// we silently strip nuls - -char *string::extract() const -{ - char *p = ptr; - int n = len; - int nnuls = 0; - int i; - for (i = 0; i < n; i++) - if (p[i] == '\0') - nnuls++; - char *q = new char[n + 1 - nnuls]; - char *r = q; - for (i = 0; i < n; i++) - if (p[i] != '\0') - *r++ = p[i]; - q[n] = '\0'; - return q; -} - -void put_string(const string &s, FILE *fp) -{ - int len = s.length(); - const char *ptr = s.contents(); - for (int i = 0; i < len; i++) - putc(ptr[i], fp); -} - -string as_string(int i) -{ - static char buf[INT_DIGITS + 2]; - sprintf(buf, "%d", i); - return string(buf); -} - diff --git a/contrib/groff/libgroff/strsave.cc b/contrib/groff/libgroff/strsave.cc deleted file mode 100644 index dfd2b6f40743..000000000000 --- a/contrib/groff/libgroff/strsave.cc +++ /dev/null @@ -1,31 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <string.h> - -char *strsave(const char *s) -{ - if (s == 0) - return 0; - char *p = new char[strlen(s) + 1]; - strcpy(p, s); - return p; -} - diff --git a/contrib/groff/libgroff/strtol.c b/contrib/groff/libgroff/strtol.c deleted file mode 100644 index 071bade8dc19..000000000000 --- a/contrib/groff/libgroff/strtol.c +++ /dev/null @@ -1,131 +0,0 @@ -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <string.h> -#include <ctype.h> -#include <errno.h> -#ifndef errno -extern int errno; -#endif - -#ifdef HAVE_LIMITS_H -#include <limits.h> -#endif - -#ifndef LONG_MAX -#define LONG_MAX 2147483647 -#endif - -#ifndef LONG_MIN -#define LONG_MIN (-LONG_MAX-1) -#endif - -#ifdef isascii -#define ISASCII(c) isascii(c) -#else -#define ISASCII(c) (1) -#endif - -long strtol(str, ptr, base) - char *str, **ptr; - int base; -{ - char *start = str; - int neg = 0; - long val; - char *p; - static char digits[] = "0123456789abcdefghijklmnopqrstuvwxyz"; - - while (ISASCII((unsigned char)*str) && isspace((unsigned char)*str)) - str++; - - if (*str == '-') { - neg = 1; - str++; - } - if (base == 0) { - if (*str == '0') { - if (str[1] == 'x' || str[1] == 'X') { - str += 2; - base = 16; - } - else - base = 8; - } - else - base = 10; - } - if (base < 2 || base > 36) - base = 10; - else if (base == 16 && *str == '0' && (str[1] == 'x' || str[1] == 'X')) - str += 2; - - p = strchr(digits, (ISASCII((unsigned char)*str) - && isupper((unsigned char)*str) - ? tolower((unsigned char)*str) - : *str)); - if (p == 0 || (val = (p - digits)) >= base) { - if (base == 16 && str > start && (str[-1] == 'x' || str[-1] == 'X')) { - if (ptr) - *ptr = str - 1; - } - else { - if (ptr) - *ptr = start; - errno = ERANGE; - } - return 0; - } - if (neg) - val = -val; - - while (*++str != '\0') { - int n; - - p = strchr(digits, (ISASCII((unsigned char)*str) - && isupper((unsigned char)*str) - ? tolower((unsigned char)*str) : *str)); - if (p == 0) - break; - n = p - digits; - if (n >= base) - break; - if (neg) { - if (-(unsigned long)val > (-(unsigned long)LONG_MIN - n)/base) { - val = LONG_MIN; - errno = ERANGE; - } - else - val = val*base - n; - } - else { - if (val > (LONG_MAX - n)/base) { - val = LONG_MAX; - errno = ERANGE; - } - else - val = val*base + n; - } - } - - if (ptr) - *ptr = str; - - return val; -} diff --git a/contrib/groff/libgroff/tmpfile.cc b/contrib/groff/libgroff/tmpfile.cc deleted file mode 100644 index ffc165cedf7f..000000000000 --- a/contrib/groff/libgroff/tmpfile.cc +++ /dev/null @@ -1,187 +0,0 @@ -// -*- C++ -*- -/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.com) - -This file is part of groff. - -groff is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later -version. - -groff is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -for more details. - -You should have received a copy of the GNU General Public License along -with groff; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include <stdio.h> -#include <errno.h> -#include <string.h> -#include <stdlib.h> - -#include "posix.h" -#include "lib.h" -#include "errarg.h" -#include "error.h" -#include "nonposix.h" - -extern "C" { - // Solaris 2.5.1 has these functions, - // but its stdlib.h fails to declare them. - char *mktemp(char *); - int mkstemp(char *); -} - -// If this is set, create temporary files there -#define GROFF_TMPDIR_ENVVAR "GROFF_TMPDIR" -// otherwise if this is set, create temporary files there -#define TMPDIR_ENVVAR "TMPDIR" -// otherwise if P_tmpdir is defined, create temporary files there -#ifdef P_tmpdir -# define DEFAULT_TMPDIR P_tmpdir -#else -// otherwise create temporary files here. -# define DEFAULT_TMPDIR "/tmp" -#endif -// Use this as the prefix for temporary filenames. -#define TMPFILE_PREFIX "groff" - -/* - * Generate a temporary name template with a postfix - * immediately after the TMPFILE_PREFIX. - * It uses the groff preferences for a temporary directory. - * Note that no file name is either created or opened, - * only the *template* is returned. - */ - -char *xtmptemplate(char *postfix) -{ - const char *dir = getenv(GROFF_TMPDIR_ENVVAR); - int postlen = 0; - - if (postfix) - postlen = strlen(postfix); - - if (!dir) { - dir = getenv(TMPDIR_ENVVAR); - if (!dir) - dir = DEFAULT_TMPDIR; - } - - size_t dir_len = strlen(dir); - const char *dir_end = dir + dir_len - 1; - int needs_slash = strchr(DIR_SEPS, *dir_end) == NULL; - char *templ = new char[strlen(dir) + needs_slash - + sizeof(TMPFILE_PREFIX) - 1 + 6 + 1 + postlen]; - strcpy(templ, dir); - if (needs_slash) - strcat(templ, "/"); - strcat(templ, TMPFILE_PREFIX); - if (postlen > 0) - strcat(templ, postfix); - strcat(templ, "XXXXXX"); - - return( templ ); -} - -// The trick with unlinking the temporary file while it is still in -// use is not portable, it will fail on MS-DOS and most MS-Windows -// filesystems. So it cannot be used on non-Posix systems. -// Instead, we maintain a list of files to be deleted on exit, and -// register an atexit function that will remove them all in one go. -// This should be portable to all platforms. - -static struct xtmpfile_list { - struct xtmpfile_list *next; - char *fname; -} *xtmpfiles_to_delete; - -static void remove_tmp_files(void) -{ - struct xtmpfile_list *p = xtmpfiles_to_delete; - - while (p) - { - if (unlink(p->fname) < 0) - error("cannot unlink `%1': %2", p->fname, strerror(errno)); - a_delete p->fname; - struct xtmpfile_list *old = p; - p = p->next; - free(old); - } -} - -static void add_tmp_file(const char *name) -{ - if (xtmpfiles_to_delete == NULL) - atexit(remove_tmp_files); - - char *fname = new char[FILENAME_MAX]; - struct xtmpfile_list *p - = (struct xtmpfile_list *)malloc(sizeof(struct xtmpfile_list)); - if (p == NULL) - { - error("cannot unlink `%1': %2", name, strerror(errno)); - return; - } - p->next = xtmpfiles_to_delete; - p->fname = strcpy(fname, name); - xtmpfiles_to_delete = p; -} - -// Open a temporary file and with fatal error on failure. - -#ifndef _MSC_VER - -FILE *xtmpfile(char **namep, char *postfix, int do_unlink) -{ - char *templ = xtmptemplate(postfix); - -#ifdef HAVE_MKSTEMP - errno = 0; - int fd = mkstemp(templ); - if (fd < 0) - fatal("cannot create temporary file: %1", strerror(errno)); - errno = 0; - FILE *fp = fdopen(fd, FOPEN_RWB); // many callers of xtmpfile use binary I/O - if (!fp) - fatal("fdopen: %1", strerror(errno)); -#else /* not HAVE_MKSTEMP */ - if (!mktemp(templ) || !templ[0]) - fatal("cannot create file name for temporary file"); - errno = 0; - FILE *fp = fopen(templ, FOPEN_RWB); - if (!fp) - fatal("cannot open `%1': %2", templ, strerror(errno)); -#endif /* not HAVE_MKSTEMP */ - if (do_unlink) - add_tmp_file(templ); - if ((namep != 0) && ((*namep) != 0)) { - *namep = templ; - } else { - a_delete templ; - } - return fp; -} - -#else - -// FIXME: does MSVC have mktemp or mkstemp? If so, it should now -// use the version above, as it no longer removes an open file. -// The version below will NOT work with grohtml, since grohtml -// wants to know the name of the file opened by xtmpfile!! - -// If you're not running Unix, the following will do: -FILE *xtmpfile(char **namep, char *postfix, int do_unlink) -{ - FILE *fp = tmpfile(); - if (!fp) - fatal("couldn't create temporary file"); - return fp; -} - -#endif /* _MSC_VER */ |